Ecology deals with: (1) Birds (2) Cell formation (3) Relation between organisms and their environment (4) Tissues

Ecology deals with: (1) Birds (2) Cell formation (3) Relation between organisms and their environment (4) Tissues
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(3) Relation between organisms and their environment Explanation: Ecology is the branch of biology which studies the interactions among organisms and their environment.
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Study of organisms in relation to their environment is called – (1) Ecology (2) Zoology (3) Entomology (4) Paiynology

Description : Study of organisms in relation to their environment is called – (1) Ecology (2) Zoology (3) Entomology (4) Paiynology

Last Answer : (1) Ecology Explanation: Ecology is the scientific study of interactions among organisms and their environment, such as the interactions organisms have with each other and with their abiotic ... number (population) of organisms, as well as competition between them within and among ecosystems.

Study of organisms in relation to their environment is called : (1) Ecology (2) Zoology (3) Entomology (4) Palynology

Description : Study of organisms in relation to their environment is called : (1) Ecology (2) Zoology (3) Entomology (4) Palynology

Last Answer : Ecology

Which of the following branches deals with the interactions of same species of living organisms with their nonliving environment? (1) Autecology (2) Synecology (3) Ecology (4) Palaeontology

Description : Which of the following branches deals with the interactions of same species of living organisms with their nonliving environment? (1) Autecology (2) Synecology (3) Ecology (4) Palaeontology

Last Answer : (3) Ecology Explanation: Ecology is the scientific study of the relationships that living organisms have with each other and with their natural environment. Ecosystems are composed of ... various niche construction activities, regulate the flux of energy and matter through an environment.

Which of the following branches deals with the interactions of same species of living organisms with their non-living environment ? (1) Autecology (2) Synecology (3) Ecology (4) Palaeontology

Description : Which of the following branches deals with the interactions of same species of living organisms with their non-living environment ? (1) Autecology (2) Synecology (3) Ecology (4) Palaeontology

Last Answer : Ecology

The study of organisms and their environment is known as ----? A. Acoustics B. Ecology (Answer) C. Ichthyology D. None of these

Description : The study of organisms and their environment is known as ----? A. Acoustics B. Ecology (Answer) C. Ichthyology D. None of these

Last Answer : B. Ecology (Answer)

Study of inter-relationships between organisms and their environment is (a) ecology (b) ecosystem (c) phytogeography (d) ethology.

Description : Study of inter-relationships between organisms and their environment is (a) ecology (b) ecosystem (c) phytogeography (d) ethology.

Last Answer : (a) ecology

A study of relationships between organisms and their environment (a). Ethnology (b). Ecology (c). Monospecific (d). Monoecious

Description : A study of relationships between organisms and their environment (a). Ethnology (b). Ecology (c). Monospecific (d). Monoecious

Last Answer : Ans: (b). Ecology  

From the zygote, pluricellular organisms are formed by serial mitosis. Would this formation be possible if each cell made by mitosis had an identical life in relation to its antecedent cells? How did evolution solve that problem?

Description : From the zygote, pluricellular organisms are formed by serial mitosis. Would this formation be possible if each cell made by mitosis had an identical life in relation to its antecedent cells? How did evolution solve that problem?

Last Answer : The formation of complex and distinct pluricellular organisms would not be possible if mitosis in embryos produced only daughter cells with an identical life history as the mother cell, since there ... process that activates and inactivates some genes within the cell in response to some stimulus.

The Correct Statements with reference to single called organisms are (i) Complex substances are not broken down in to simpler substances. (ii) Simple diffusion is sufficient to meet the requirement of exchange of gases. (iii) Specialized tissues perform different functions in the organism. (iv) Entire surface of the organism is in contact with the environment for taking in food. (a) (i) and (iii) (b) (ii) and (iii) (c) (ii) and (iv) (d) (i) and (iv)

Description : The Correct Statements with reference to single called organisms are (i) Complex substances are not broken down in to simpler substances. (ii) Simple diffusion is sufficient to meet the requirement of exchange of gases. (iii) Specialized ... b) (ii) and (iii) (c) (ii) and (iv) (d) (i) and (iv)

Last Answer : Answer: (c)

The study of relation of animals and plants to their surroundings is called ________ (1) Ecology (2) Ethrology (3) Genealogy (4) Iconology

Description : The study of relation of animals and plants to their surroundings is called ________ (1) Ecology (2) Ethrology (3) Genealogy (4) Iconology

Last Answer : Ecology

Study which deals with the microscopic structure of tissue is called: a. Anatomy b. Histology c. Taxonomy d. Ecology

Description : Study which deals with the microscopic structure of tissue is called: a. Anatomy b. Histology c. Taxonomy d. Ecology

Last Answer : Histology

Name the branch of Zoology that deals with the scientific study of animal behaviour. (1) Ecology (2) Physiology (3) Ethology (4) Anatomy

Description : Name the branch of Zoology that deals with the scientific study of animal behaviour. (1) Ecology (2) Physiology (3) Ethology (4) Anatomy

Last Answer : Ethology

Which of the following branches of science is concerned with the study of the relationship of plants to their environment? (a) Cytology (b) Ecology (c) Morphology (d) Physiology

Description : Which of the following branches of science is concerned with the study of the relationship of plants to their environment? (a) Cytology (b) Ecology (c) Morphology (d) Physiology

Last Answer : Ans:(b)

Study of the relationships of plants and animals to their physical and biological environment is called C A. Astronomy B. Physiology C. Ecology D. Epidemiology

Description : Study of the relationships of plants and animals to their physical and biological environment is called C A. Astronomy B. Physiology C. Ecology D. Epidemiology

Last Answer : Ecology

Study of the relationships of plants and animals to their physical and biological environment is called C A. Astronomy B. Physiology C. Ecology D. Epidemiology

Description : Study of the relationships of plants and animals to their physical and biological environment is called C A. Astronomy B. Physiology C. Ecology D. Epidemiology

Last Answer : Ecology

“Cities developed at the cost of ecology and environment.” Explain with examples. -SST 10th

Description : “Cities developed at the cost of ecology and environment.” Explain with examples. -SST 10th

Last Answer : City development everywhere has been at the expense of ecology and environment. To accommodate factories, housing and other institutions, natural features are either transformed or flattened out ... finally managed to control industrial smoke, but found controlling domestic smoke more difficult.

How did the development of cities influence the ecology and environment in the late Nineteenth century? -SST 10th

Description : How did the development of cities influence the ecology and environment in the late Nineteenth century? -SST 10th

Last Answer : City development everywhere has been at the expense of ecology and environment. To accommodate factories, housing and other institutions, natural features are either transformed or flattened out ... finally managed to control industrial smoke, but found controlling domestic smoke more difficult.

How did city development occur at the cost of ecology and environment? -SST 10th

Description : How did city development occur at the cost of ecology and environment? -SST 10th

Last Answer : Natural features were transformed in response to the growing demand for space for factories,touring and other institutions. Large quantities of refuse and waste production polluted air and water, ... houseless migrants.Cities like London, Bombay and Calcutta were over-populated and over-polluted.

“Cities developed at the cost of ecology and environment.” -SST 10th

Description : “Cities developed at the cost of ecology and environment.” -SST 10th

Last Answer : Effects of development of cities on ecology and environment: (i) Large quantities of refuge and waste products polluted the air and water, while excessive noise became a feature of urban life ... about the black fog that descended in their towns causing, smoke-related illnesses and dirty clothes.

“City development occurred everywhere at the expense of ecology and environment”. -SST 10th

Description : “City development occurred everywhere at the expense of ecology and environment”. -SST 10th

Last Answer : (i) In the process of development of cities, natural features were flattened out and transformed in response to the growing demand for space for factories, housing and other institutions. (ii) Large ... as a fuel. (vii) The main polluters were the industries and establishments that used coal.

The study of interelationship between species and its environment of a forest is called: (a) Autecology (b) Syneocology (c) Forest ecology (d) Co-operation

Description : The study of interelationship between species and its environment of a forest is called: (a) Autecology (b) Syneocology (c) Forest ecology (d) Co-operation

Last Answer : Ans. ((a))

WCED stands for a. World Council of Ecology and Development b. World Committee for Economic Development c. World Center for Economy and Deregulation d. World Commission on Environment and Development

Description : WCED stands for a. World Council of Ecology and Development b. World Committee for Economic Development c. World Center for Economy and Deregulation d. World Commission on Environment and Development

Last Answer : d. World Commission on Environment and Development

In multicellular organisms, there are different kinds of cells that are organized into tissues and organs to perform special functions. What is the function of a skin cell?

Description : In multicellular organisms, there are different kinds of cells that are organized into tissues and organs to perform special functions. What is the function of a skin cell?

Last Answer : to protect the body from foreign substances

In animals that do not present the circulatory system the transport of substances occurs by cell to cell diffusion. The blood is a fundamental means of substance transport for larger animals since in these animals there are tissues distant from each other and from the environment thus making diffusion impossible.

Description : In animals that do not present the circulatory system the transport of substances occurs by cell to cell diffusion. The blood is a fundamental means of substance transport for larger animals ... there are tissues distant from each other and from the environment thus making diffusion impossible.

Last Answer : What are the two types of circulatory systems?

The branch of biology which deals with the study of tissues and their organization is called

Description : The branch of biology which deals with the study of tissues and their organization is called

Last Answer : histology.

Which one of the following statements is incorrect? (a) The principle of countercurrent flow facilitates efficient respiration in gills of fishes. (b) The residual air in lungs slightly decreases the efficiency of respiration in mammals. (c) The presence of non-respiratory air sacs, increases the efficiency of respiration in birds. (d) In insects, circulating body fluids serve to distribute oxygen to tissues.

Description : Which one of the following statements is incorrect? (a) The principle of countercurrent flow facilitates efficient respiration in gills of fishes. (b) The residual air in lungs slightly decreases the ... in birds. (d) In insects, circulating body fluids serve to distribute oxygen to tissues.

Last Answer : (b) The residual air in lungs slightly decreases the efficiency of respiration in mammals.

Genetics is the branch of science that deals with the study of (a) Relations between plants and the environment (b) Inheritance and variation (c) Cell structure (d) Thermal structures

Description : Genetics is the branch of science that deals with the study of (a) Relations between plants and the environment (b) Inheritance and variation (c) Cell structure (d) Thermal structures

Last Answer : Ans:(b)

2. What is the utility of tissues in multicellular organisms? -Science

Description : 2. What is the utility of tissues in multicellular organisms? -Science

Last Answer : The use of tissues in multicellular organisms is to provide structural and mechanical strength as well as to allow division of labour.

The phasic change of individual cells into tissues, organs and organisms

Description : The phasic change of individual cells into tissues, organs and organisms

Last Answer : Ans. Development

Tissue tropism refers to a. what tissues grow due to a viral infection. b. what tissues are resistant to viral infection. c. what organisms a virus infects. d. what cells or tissues a virus infects.

Description : Tissue tropism refers to a. what tissues grow due to a viral infection. b. what tissues are resistant to viral infection. c. what organisms a virus infects. d. what cells or tissues a virus infects.

Last Answer : d. what cells or tissues a virus infects.

.Living organisms have many complex characteristics. Which one of the following is shared by non- living matter as well? A-Homeostasis B- .Tissues C- .ReproductionD- Molecules

Description : .Living organisms have many complex characteristics. Which one of the following is shared by non- living matter as well? A-Homeostasis B- .Tissues C- .Reproduction D- Molecules

Last Answer : Molecules

Living organisms have many complex characteristics. Which one of the following is sharedbynon-living matter as well?A- Homeostasis B- Tissues C- Reproduction D- Molecules

Description : Living organisms have many complex characteristics. Which one of the following is sharedbynon-living matter as well?A- Homeostasis B- Tissues C- Reproduction D- Molecules

Last Answer : Molecules

Explain the statement 'Tissues exhibit division of labour'. Give examples. OR Q: What is the utility of tissues in multicellular organisms?

Description : Explain the statement 'Tissues exhibit division of labour'. Give examples. OR Q: What is the utility of tissues in multicellular organisms?

Last Answer : In multicellular organisms there are millions of cells. Each specialised function is taken up by a different group of cells called tissue. Or Group of cells, forming a tissue are capable of ... water from one part of the plant to other parts. So, multicellular organisms show division of labour

In the process of eating the remains of dead organisms and their wastes earthworms aerate and fertilize the soil. They are also a source of food for many birds snakes and insects. Which term best desc?

Description : In the process of eating the remains of dead organisms and their wastes earthworms aerate and fertilize the soil. They are also a source of food for many birds snakes and insects. Which term best desc?

Last Answer : Decomposer

hy is a food web more realistic way of portraying an ecosystem than a food chain? a) Because it shows the relation of organisms with each other in a habitat b) Because food chains use only a small sampling of organisms c) Because it doesn‘t shows the relation of organisms with each other in a habitat d) Because it compares the number of consumers to the number of micro-organisms.

Description : Why is a food web more realistic way of portraying an ecosystem than a food chain? a) Because it shows the relation of organisms with each other in a habitat b) Because food chains use only a ... other in a habitat d) Because it compares the number of consumers to the number of micro-organisms.

Last Answer : Because it shows the relation of organisms with each other in a habitat 

In foggy and hazy environment, birds are able to locate position of sun and their path by means of

Description : In foggy and hazy environment, birds are able to locate position of sun and their path by means of

Last Answer : In foggy and hazy environment, birds are able to locate position of sun and their path by ... ultra-violet radiations C. magnetic system D. pheromones

How are birds beaks adapted to their environment?

Description : How are birds beaks adapted to their environment?

Last Answer : Need answer

Scar formation is part of the normal healing process following injury. Which of the following tissues has the ability to heal without scar formation? a. Liver b. Skin c. Bone d. Muscle

Description : Scar formation is part of the normal healing process following injury. Which of the following tissues has the ability to heal without scar formation? a. Liver b. Skin c. Bone d. Muscle

Last Answer : Answer: c Every tissue in the body undergoes reparative processes after injury. Bone has the unique ability to heal without scar and liver has the potential to regenerate parenchyma, the only organ ... scar (cirrhosis) as well. With these exceptions, all other mature human tissues heal with scar

For union between stock and scion in grafting which one is the first to occur? (a) Formation of callus (b) Production of plasmodesmata (c) Differentiation of new vascular tissues (d) Regeneration of cortex and epidermis

Description : For union between stock and scion in grafting which one is the first to occur? (a) Formation of callus (b) Production of plasmodesmata (c) Differentiation of new vascular tissues (d) Regeneration of cortex and epidermis

Last Answer : (a) Formation of callus

The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Description : The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Last Answer : Answer : C

Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels? 10 50 500 1 SC PC PP(a) Level PC is “insects” and level SC is “small insectivorous birds”. (b) Level PP is “phytoplanktons” in sea and “whale” on top level TC. (c) Level one PP is “pipal trees” and the level SC is “sheep”. (d) Level PC is “rats” and level SC is “cats”.

Description : Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels? 10 50 500 1 SC PC PP (a) Level PC is insects and level SC is ... trees and the level SC is sheep . (d) Level PC is rats and level SC is cats .

Last Answer : (a) Level PC is “insects” and level SC is “small insectivorous birds”

$ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the various functions of a living organism

Description : $ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the various functions of a living organism

Last Answer : $ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the ... D. If both As and R are wrong.

$ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living organisms.

Description : $ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living organisms.

Last Answer : $ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living ... is wrong D. If both As and R are wrong.

Assertion: Anatomy deals with the structure and functions of the organisms. Reason: All the plants are autotrophic.

Description : Assertion: Anatomy deals with the structure and functions of the organisms. Reason: All the plants are autotrophic.

Last Answer : Assertion: Anatomy deals with the structure and functions of the organisms. Reason: All the plants are autotrophic ... D. If A is wrong and R is right

Assertion: Paleobiology is that branch which deals with the study of fossil organisms. Reason: Paleobotany and paleozoology are the branches of paleob

Description : Assertion: Paleobiology is that branch which deals with the study of fossil organisms. Reason: Paleobotany and paleozoology are the branches of paleob

Last Answer : Assertion: Paleobiology is that branch which deals with the study of fossil organisms. Reason: Paleobotany and ... D. If both As and R are wrong.

Assertion: The term biology ws coined by Lamarck and Travernis. Reason: Morphology deals with the external form and structure of organisms.

Description : Assertion: The term biology ws coined by Lamarck and Travernis. Reason: Morphology deals with the external form and structure of organisms.

Last Answer : Assertion: The term biology ws coined by Lamarck and Travernis. Reason: Morphology deals with the external form ... D. If both As and R are wrong.

Assertion: That branch of science which deals with the study of living organisms is called Biology. Reason: Living organisms always have cellular orga

Description : Assertion: That branch of science which deals with the study of living organisms is called Biology. Reason: Living organisms always have cellular orga

Last Answer : Assertion: That branch of science which deals with the study of living organisms is called Biology. Reason: ... wrong D. If both As and R are wrong.

Exobiology deals with the study of - (1) external characters of living organisms (2) life on the surface of the earth (3) life in the outer layers of atmosphere (4) life in other planets and space

Description : Exobiology deals with the study of - (1) external characters of living organisms (2) life on the surface of the earth (3) life in the outer layers of atmosphere (4) life in other planets and space

Last Answer : (4) life in other planets and space Explanation: Exobiology is the branch of science that deals with the possibility and likely nature of life on other planets or in space. The primary ... processes leading to the origin evolution and distribution of life on Earth or elsewhere in the universe.

Which one of the following statements aptly define the term “Taxonomy”? a. Branch of science concerned with classification, especially of organisms. b. Study which deals with emotional attributes of animals. c. Study regarding reproduction in cattle. d. Branch of zoology concerned with habitat preference among nocturnal organisms.

Description : Which one of the following statements aptly define the term Taxonomy ? a. Branch of science concerned with classification, especially of organisms. b. Study which deals with emotional ... reproduction in cattle. d. Branch of zoology concerned with habitat preference among nocturnal organisms.

Last Answer : a. Branch of science concerned with classification, especially of organisms.

Which one of the following statements aptly define the term “Taxonomy”? a. Branch of science concerned with classification, especially of organisms. b. Study which deals with emotional attributes of animals. c. Study regarding reproduction in cattle. d. Branch of zoology concerned with habitat preference among nocturnal organisms

Description : Which one of the following statements aptly define the term Taxonomy ? a. Branch of science concerned with classification, especially of organisms. b. Study which deals with emotional ... reproduction in cattle. d. Branch of zoology concerned with habitat preference among nocturnal organisms

Last Answer : a. Branch of science concerned with classification, especially of organisms.