What poisonous substances naturally produced by bacteria plants snakes insects and other living organisms?

What poisonous substances naturally produced by bacteria plants snakes insects and other living organisms?
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what provides the best protection against gamma rays
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Presticides are used to destroy – (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Description : Presticides are used to destroy – (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Last Answer : (4) insects Explanation: A pesticide is generally a chemical or biological agent (such as a virus, bacterium, antimicrobial or disinfectant) that through its effect deters, incapacitates, kills or ... , plant pathogens, weeds, mollusks, birds, mammals, fish, nematodes (roundworms), and microbes.

Presticides are used to destroy (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Description : Presticides are used to destroy (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Last Answer : insects

The term antibiotic was coined by _________to refer to antimicrobial substances naturally derived from _______. a. Waksman; bacteria and fungi b. Domagk; other living organisms c. Fleming; fungi and bacteria d. Ehrlich; bacteria

Description : The term antibiotic was coined by _________to refer to antimicrobial substances naturally derived from _______. a. Waksman; bacteria and fungi b. Domagk; other living organisms c. Fleming; fungi and bacteria d. Ehrlich; bacteria

Last Answer : c. Fleming; fungi and bacteria

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

What is an antibiotic? (1) A chemical compound produced by a living organism that inhibits the growth of other organisms (2) Acompound synthesised by a living organism that inhibits the growth of microbes (3) Asynthetic compound inhibiting the growth of other organisms (4) Asynthetic compound inhibiting the growth of bacteria

Description : What is an antibiotic? (1) A chemical compound produced by a living organism that inhibits the growth of other organisms (2) Acompound synthesised by a living organism that inhibits the ... compound inhibiting the growth of other organisms (4) Asynthetic compound inhibiting the growth of bacteria

Last Answer : (4) Asynthetic compound inhibiting the growth of bacteria Explanation: Antibiotics, also known as antimicrobial drugs, are drugs that fight infections caused by bacteria. Alexander Fleming discovered the ... (not produced by microorganisms) that can also kill or inhibit the growth of microbes.

What is an antibiotic ? (1) A chemical compound produced by a living organism that inhibits the growth of other organisms (2) A compound synthesised by a living organism that inhibits the growth of microbes (3) A synthetic compound inhibiting the growth of other organisms (4) A synthetic compound inhibiting the growth of bacteria

Description : What is an antibiotic ? (1) A chemical compound produced by a living organism that inhibits the growth of other organisms (2) A compound synthesised by a living organism that inhibits the ... compound inhibiting the growth of other organisms (4) A synthetic compound inhibiting the growth of bacteria

Last Answer : A synthetic compound inhibiting the growth of bacteria

Find out as much as you can about different kinds of snakes (from books in the library, or from the Internet). Are they all poisonous? Find out the names of some poisonous snakes. -English 9th

Description : Find out as much as you can about different kinds of snakes (from books in the library, or from the Internet). Are they all poisonous? Find out the names of some poisonous snakes. -English 9th

Last Answer : 1. you have to do first part of question by own No, all snakes are not poisonous. Some of the poisonous snakes are Indian Cobra, Common Krait, Russell's Viper and Saw-scaled Viper. 2.There are ... charmers' colonies. • Small boxes, filled with sand, are also set up for the snakes there.

Why are snakes poisonous ?

Last Answer : Snakes are not so poisonous for snakes , they are poisonous for us. Snake venom is made by various enzymes. When it enters the blood of our body, it causes severe damage. So snake venom or snake venom is poisonous.

How many venomous snakes have poisonous teeth ?

Last Answer : Poisonous snake has 2 venomous teeth.

Are there poisonous snakes in our country?

Description : Can a snake hurt me in nature?

Last Answer : Yes viper. But a healthy person will survive without serious problems

Assertion. Snakes exposed to gamma rays become non- poisonous. Reason. Poisonous snakes have poison glands and a pair of fangs. They are affected by g

Description : Assertion. Snakes exposed to gamma rays become non- poisonous. Reason. Poisonous snakes have poison glands and a pair of fangs. They are affected by g

Last Answer : Assertion. Snakes exposed to gamma rays become non- poisonous. Reason. Poisonous snakes have poison ... . If both Assertion and Reason are false.

Are there poisonous land snakes in Fiji?

Description : Are there poisonous land snakes in Fiji?

Last Answer : The Bole Snake is the only venomous land snake in Fiji. Thereare also several species of venomous sea snakes in Fiji aswell.

Are vipers poisonous snakes?

Description : Are vipers poisonous snakes?

Last Answer : yes all of them are

Fangs are the (a) Poisonous teeth of snakes (b) Furnes soap (c) Bone pieces of limb (d) None

Description : Fangs are the (a) Poisonous teeth of snakes (b) Furnes soap (c) Bone pieces of limb (d) None

Last Answer : (a) Poisonous teeth of snakes

Treatment of the hazardous substances in the environment with the help of living organisms is called as a. Bioremediation b. Waste management c. Waste control d. Biodegradation

Description : Treatment of the hazardous substances in the environment with the help of living organisms is called as a. Bioremediation b. Waste management c. Waste control d. Biodegradation

Last Answer : a. Bioremediation

Systemic insecticides (A) Are absorbed throughout the plant (B) Kill insects following external bodily contact (C) Are stomach poisons (D) Emit poisonous vapour

Description : Systemic insecticides (A) Are absorbed throughout the plant (B) Kill insects following external bodily contact (C) Are stomach poisons (D) Emit poisonous vapour

Last Answer : (A) Are absorbed throughout the plant

. Fumigant insecticides (A) Kill insects, when they eat it (B) Emit poisonous vapour (C) Are absorbed throughout the plant (D) None of these

Description : . Fumigant insecticides (A) Kill insects, when they eat it (B) Emit poisonous vapour (C) Are absorbed throughout the plant (D) None of these

Last Answer : (B) Emit poisonous vapour

What do bacteria have in common with a cell with other living organisms?

Description : What do bacteria have in common with a cell with other living organisms?

Last Answer : What is the answer ?

In the light of recent classification of living organisms into three domains of life (bacteria, archaea and eukarya), which one of the following statements is true about archaea? (a) Archaea completely differ from both prokaryotes and eukaryotes. (b) Archaea completely differ from prokaryotes. (c) Archaea resemble eukarya in all respects. (d) Archaea have some novel features that are absent in other prokaryotes and eukaryotes.

Description : In the light of recent classification of living organisms into three domains of life (bacteria, archaea and eukarya), which one of the following statements is true about archaea? (a) Archaea ... respects. (d) Archaea have some novel features that are absent in other prokaryotes and eukaryotes.

Last Answer : (d) Archaea have some novel features that are absent in other prokaryotes and eukaryote

Denatured alcohol 1. Is an impure form of ethanol 2. Is unfit for drinking as it contains poisonous substances 3. Contains impurities 4. Is very unsafe to consume The correct answers are: (a) 1, 2 and 4 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 3

Description : Denatured alcohol 1. Is an impure form of ethanol 2. Is unfit for drinking as it contains poisonous substances 3. Contains impurities 4. Is very unsafe to consume The correct answers are: (a) 1, 2 and 4 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 3

Last Answer : Ans:(b)

A herbicide is used to kill what type of pest? a). plants b). insects c). diseases d). bacteria

Description : A herbicide is used to kill what type of pest? a). plants b). insects c). diseases d). bacteria

Last Answer : a). plants

The most effective agents of bioremediation at ultra level will be a. Plants b. Worms c. Bacteria d. Insects

Description : The most effective agents of bioremediation at ultra level will be a. Plants b. Worms c. Bacteria d. Insects

Last Answer : c. Bacteria

Identify the likely organisms (1), (2), (3) and (4) in the food web shown below. Hawks Snakes Lion Foxes Garden lizard Grass- (4) Sparrow hopper Vegetation seeds (2) Owls Mice (1) (3) (1) (2) (3) (4) (a) Deer Rabbit Frog Rat (b) Dog Squirrel Bat Deer (c) Rat Dog Tortoise Crow (d) Squirrel Cat Rat Pigeon

Description : Identify the likely organisms (1), (2), (3) and (4) in the food web shown below. Hawks Snakes Lion Foxes Garden lizard Grass- (4) Sparrow hopper Vegetation seeds (2) Owls Mice (1) (3) (1) ( ... a) Deer Rabbit Frog Rat (b) Dog Squirrel Bat Deer (c) Rat Dog Tortoise Crow (d) Squirrel Cat Rat Pigeon

Last Answer : (a) Deer Rabbit Frog Rat

Lichen is considered to be a symbiotic association of two living organisms. Which organisms are involved in it? (a) Algae and bacteria (b) Algae and fungi (c) Algae and bryophytes (d) Fungi and bryophytes

Description : Lichen is considered to be a symbiotic association of two living organisms. Which organisms are involved in it? (a) Algae and bacteria (b) Algae and fungi (c) Algae and bryophytes (d) Fungi and bryophytes

Last Answer : Ans:(b)

All membranes of free-living organisms have phospholipid bilayers, but exception is A- bacteria B- fungi C- archaea D- protozoa

Description : All membranes of free-living organisms have phospholipid bilayers, but exception is A- bacteria B- fungi C- archaea D- protozoa

Last Answer : archaea

An antibiotic is - (1) achemical synthesized by a human cell against a microorganism (2) a chemical synthesised by amicro-organism against another micro-organisms (3) a substance produced by blood cells against bacteria (4) a substance produced by blood cells against infection.

Description : An antibiotic is - (1) achemical synthesized by a human cell against a microorganism (2) a chemical synthesised by amicro-organism against another micro-organisms (3) a substance produced by blood cells against bacteria (4) a substance produced by blood cells against infection.

Last Answer : (2) a chemical synthesised by amicro-organism against another microorganisms Explanation: An antibacterial is an agent that inhibits bacterial growth or kills bacteria. The term is often used ... by a microorganism that is antagonistic to the growth of other microorganisms in high dilution.

An antibiotic is (1) a chemical synthesized by a human cell against a microorganism (2) a chemical synthesised by a micro-organism against another micro-organisms (3) a substance produced by blood cells against bacteria (4) a substance produced by blood cells against infection.

Description : An antibiotic is (1) a chemical synthesized by a human cell against a microorganism (2) a chemical synthesised by a micro-organism against another micro-organisms (3) a substance produced by blood cells against bacteria (4) a substance produced by blood cells against infection.

Last Answer : a chemical synthesised by a micro-organism against another micro-organisms

Varieties of vegetables such as cabbage, broccoli and cauliflower have been produced from a wild cabbage species. Such process of producing new varieties of living organisms is called (1) Natural selection (2) Artificial selection (3) Speciation (4) Genetic drift.

Description : Varieties of vegetables such as cabbage, broccoli and cauliflower have been produced from a wild cabbage species. Such process of producing new varieties of living organisms is called (1) Natural selection (2) Artificial selection (3) Speciation (4) Genetic drift.

Last Answer : (2) Artificial selection

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”

Except plants, why can't other living organisms prepare food using Co2, water and minerals? -Science-7

Description : Except plants, why can't other living organisms prepare food using Co2, water and minerals? -Science-7

Last Answer : Other living organisms cannot prepare their own food because they do not have chlorophyll and thus cannot carry out the process of photosynthesis because chlorophyll traps solar energy and convert it into chemical energy.

Which of the following organisms does not fit into the Cell Theory? (1) Bacteria (2) Virus (3) Fungi (4) Plants

Description : Which of the following organisms does not fit into the Cell Theory? (1) Bacteria (2) Virus (3) Fungi (4) Plants

Last Answer : (2) Virus Explanation: The cell theory states that all living things are made of cells, cells are the basic units of structure and function of living things, and that all cells come from other cells.

Which of the following organisms is most likely to produce green-house gases such as nitrous oxide and methane? (1) Fungi (2) Earthworm (3) Bacteria (4) Green plants

Description : Which of the following organisms is most likely to produce green-house gases such as nitrous oxide and methane? (1) Fungi (2) Earthworm (3) Bacteria (4) Green plants

Last Answer : (4) Green plants Explanation: When it comes to greenhouse gases many of us think first of CO2. But a large proportion of global greenhouse gas emissions are actually other gases, ... from fertilisers and methane mostly from cows. In peat pasture areas these emissions are particularly prevalent.

Which of the following organisms does not fit into the Cell Theory? (1) Bacteria (2) Virus (3) Fungi (4) Plants

Description : Which of the following organisms does not fit into the Cell Theory? (1) Bacteria (2) Virus (3) Fungi (4) Plants

Last Answer : Virus

Which of the following organisms is most likely to produce greenhouse gases such as nitrous oxide and methane? (1) Fungi (2) Earthworm (3) Bacteria (4) Green plants

Description : Which of the following organisms is most likely to produce greenhouse gases such as nitrous oxide and methane? (1) Fungi (2) Earthworm (3) Bacteria (4) Green plants

Last Answer :  Green plants

If you are a herpetologist, can you please help me identify these snakes living in my sister's pond?

Description : If you are a herpetologist, can you please help me identify these snakes living in my sister's pond?

Last Answer : I know of a good herpetologist who loves her work. I can send the picks on to a fellow professor if you like.

The snakes living in deserts are mainly

Description : The snakes living in deserts are mainly

Last Answer : The snakes living in deserts are mainly A. Ammonotelic B. Aminotelic C. Ureotelic D. Uricotelic

“Your sweat is naturally odourless; it’s the bacteria found on the skin that make it smell.”

Description : “Your sweat is naturally odourless; it’s the bacteria found on the skin that make it smell.”

Last Answer : Body odour mainly originates from the apocrine glands in the armpits, which release an oily sweat rich in proteins and lipids which bacteria on the skin feed on. The warm, damp conditions of the armpit are also a perfect environment for bacteria to thrive in and create that smell we call body odour.

Rinderpest disease of Cattle is caused by (1) Insects (2) Bacteria (3) Virus (4) Protozoa

Description : Rinderpest disease of Cattle is caused by (1) Insects (2) Bacteria (3) Virus (4) Protozoa

Last Answer : (3) Virus Explanation: Rinderpest is an acute, highly contagious viral disease of ruminant animals, primarily cattle, that was once common in Africa, the Indian subcontinent, and the Middle East.

On passing through food stuff, X-ray can kill the------? A. Fungus B. Virus C. Bacteria (Answer) D. insects

Description : On passing through food stuff, X-ray can kill the------? A. Fungus B. Virus C. Bacteria (Answer) D. insects

Last Answer : C. Bacteria (Answer)

The crops engineered for glyphosate are resistant/ tolerant to (a) insects (b) herbicides (c) fungi (d) bacteria.

Description : The crops engineered for glyphosate are resistant/ tolerant to (a) insects (b) herbicides (c) fungi (d) bacteria.

Last Answer : (b) herbicides

Rinderpest disease of Cattle is caused by (1) Insects (2) Bacteria (3) Virus (4) Protozoa

Description : Rinderpest disease of Cattle is caused by (1) Insects (2) Bacteria (3) Virus (4) Protozoa

Last Answer : Virus

Poisonous gas produced on burning of plastic?

Description : Poisonous gas produced on burning of plastic?

Last Answer : Dioxin

The poisonous substance produced when the chlorine is exposed?

Description : The poisonous substance produced when the chlorine is exposed?

Last Answer : Phosgene

_______ is highly poisonous gas produced as a result of incomplete combustion. a) oxygen b)carbon dioxide c)carbon mono oxide d)soot

Description : _______ is highly poisonous gas produced as a result of incomplete combustion. a) oxygen b)carbon dioxide c)carbon mono oxide d)soot

Last Answer : c)carbon mono oxide

$ Life on earth originated by interaction of the various chemical substances in the broth of the sea. ! The first organisms were, pherhaps the chemoau

Description : $ Life on earth originated by interaction of the various chemical substances in the broth of the sea. ! The first organisms were, pherhaps the chemoau

Last Answer : $ Life on earth originated by interaction of the various chemical substances in the broth of the sea. ! The ... wrong D. If both As and R are wrong.

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)

Biosphere refers to – (1) the area of the land inhabited by living organism (2) the part of ocean inhabited by plants and animals (3) the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms (4) the atmosphere surrounding the living organisms

Description : Biosphere refers to - (1) the area of the land inhabited by living organism (2) the part of ocean inhabited by plants and animals (3) the portion of the earth, including the oceans ... land, the soil and the atmosphere inhabited by living organisms (4) the atmosphere surrounding the living organisms

Last Answer : (3) the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms Explanation: The biosphere is the global ecological system integrating all living beings ... up of the parts of Earth where life exists. It is the worldwide sum of all ecosystems.

Saprophytes are the organisms which depend for food on – (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Description : Saprophytes are the organisms which depend for food on – (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Last Answer : (3) dead and decaying material Explanation: Saprophytes are the organisms which depend for food on dead and decaying material.

The natural environment refers to - (1) The living organisms and non-living objects or factors in an area undisturbed by human activity (2) The atmosphere in a forest (3) The plants and animals in a forest (4) The atmosphere of an area-a forest, lake or an ocean

Description : The natural environment refers to - (1) The living organisms and non-living objects or factors in an area undisturbed by human activity (2) The atmosphere in a forest (3) The plants and animals in a forest (4) The atmosphere of an area-a forest, lake or an ocean

Last Answer : (1) The living organisms and non-living objects or factors in an area undisturbed by human activity

Saprophytes are the organisms which depend for food on (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Description : Saprophytes are the organisms which depend for food on (1) living plants (2) living animals (3) dead and decaying material (4) inorganic chemical compounds

Last Answer :  dead and decaying material