The colour of the carrots is due to the presence of – (1) Carotene (2) Chlorophyll (3) Phycocyanin (4) Phycoerythirn

1 Answer

Answer :

(1) Carotene Explanation: Carotenes are photosynthetic pigments that are responsible for the orange colour of the carrot, for which this class of chemicals is named. Some carrots are yellow due to Anthocyanins. Carotenes are also responsible for the orange (but not all of the yellow) colours in dry foliage.

Related questions

Description : The colour of the carrots is due to the presence of (1) Carotene (2) Chlorophyll (3) Phycocyanin (4) Phycoerythirn

Last Answer : Carotene

Description : The colour of cow’s milk is slightly yellow due to the presence of (1) Xanthophyll (2) Riboflavin (3) Ribulose (4) Carotene

Last Answer : Carotene

Description : $ Nostoc has chloropyll "a" and phycocyanin pigments. ! Chlorophyll "a" helps in oxygenic photosynthesis.

Last Answer : $ Nostoc has chloropyll "a" and phycocyanin pigments. ! Chlorophyll "a" helps in oxygenic photosynthesis. A. ... wrong D. If both As and R are wrong.

Description : Green colour of plants is due to the presence of (a) Chlorophyll (b) Sugar (c) Mitochondria (d) Xylem

Last Answer : Ans:(a)

Description : Blood is red in colour due to the presence of - (1) Cytochrome (2) Chlorophyll (3) Hemocyanin (4) Haemoglobin

Last Answer : (4) Haemoglobin Explanation: The red color of blood comes from the hemoglobin that makes up the majority of the mass of the cell, which allows the blood cell to carry oxygen around the body. The ... hemoglobin makes up so much of the blood cell that its red color overpowers the color of the plasma.

Description : The colour change in the Chameleon is due to the presence of - (1) Haemoglobin (2) Chromatophore (3) Chlorophyll (4) Pneumatophore

Last Answer : (2) Chromatophore Explanation: Chameleons have specialized cells, chromatophores, which contain pigments in their cytoplasm, in three layers below their transparent outer skin. Dispersion of the pigment granules ... is located only in the centre of the cell, the cell appears mainly transparent.

Description : The green colour of the leaves is due to the presence of - (1) Proteins (2) Lipids (3) Chlorophyll (4) Carbohydrates

Last Answer : (3) Chlorophyll Explanation: The green color in leaves is caused by the presence of a compound called "chlorophyll," which the plant produces to do photosynthesis, which is how plants get energy from ... and so green is not absorbed and is reflected, making the plant look green to our eyes.

Description : Blood is red in colour due to the presence of __________ . (1) Cytochrome (2) Chlorophyll (3) Hemocyanin (4) Haemoglobin

Last Answer : Haemoglobin

Description : The colour change in the Chameleon is due to the presence of (1) Haemoglobin (2) Chromatophore (3) Chlorophyll (4) Pneumatophore

Last Answer : Chromatophore

Description : The green colour of the leaves is due to the presence of (1) Proteins (2) Lipids (3) Chlorophyll (4) Carbohydrates

Last Answer : Chlorophyll

Description : A molecule in plants comparable to haemoglobin in animals is – (1) Cytochrome (2) Cellulose (3) Chlorophyll (4) Carotene

Last Answer : (3) Chlorophyll Explanation: Hemoglobin is the, ironcontaining oxygen-transport met alloprotein in the red blood cells of all vertebrates. Similarly, Cytochromes are, in general, membrane-bound ... helm, groups and are primarily responsible for the generation of ATP via electron transport.

Description : A molecule in plants comparable to haemoglobin in animals is (1) Cytochrome (2) Cellulose (3) Chlorophyll (4) Carotene

Last Answer : Chlorophyll

Description : Yellow colour of cow milk is due to : D A. Riboflavin B. Lactose C. Casein D. Carotene

Last Answer : Carotene

Description : Yellow colour of cow milk is due to : D A. Riboflavin B. Lactose C. Casein D. Carotene

Last Answer :  Carotene

Description : Red colour of carrot is due to : a. Lycopene b. Carotene c. Anthocyanin d. Propanene

Last Answer : Carotene

Description : The colotr of cow's milk is slightly yellow due to the presence of - (1) Xanthophyll (2) Riboflavin (3) Ribulose (4) Carotene

Last Answer : (4) Carotene Explanation: Yellow milk is commonly related to the diet that that cow is on. Grass is the most common diet that will turn milk (and fat) yellow, due to a compound in the grass ... the vibrant. colours they are, and this carries through the body of the grazer that eats these plants.

Description : The orange colour of carrot is because of – (1) it grows in the soil (2) Carotene (3) it is not exposed to sun-light (4) the entire plant is orange in colour

Last Answer : (2) Carotene Explanation: The carrot gets its characteristic, bright orange colour from beta-carotene and lesser amounts of carotene, carotene, lutein and zeaxan thin.

Description : Carrot is orange in colour because (1) It grows in the soil (2) It is not exposed to sunlight (3) It contains carotene (4) The entire plant is orange in colour

Last Answer : It contains carotene 

Description : Conversion of β-carotene into retinal requires the presence of (A) β-Carotene dioxygenase (B) Bile salts (C) Molecular oxygen (D) All of these

Last Answer : Answer : D

Description : What is phycocyanin? -Biology

Last Answer : answer:

Description : What is the benefit of phycocyanin? -Biology

Last Answer : answer:

Description : What is the color of phycocyanin? -Biology

Last Answer : answer:

Description : $ Process of separation of photosynthetic pigments is called chromatography ! Chromatophore have accessory photosynthetic pigments such as phycocyanin

Last Answer : $ Process of separation of photosynthetic pigments is called chromatography ! Chromatophore have accessory ... If both As and R are wrong.

Description : Which of the following pairs are correctly matched? (1) 700 nm—Photosystem-I (2) 650 nm—Photosystem-II (3) 690 nm—Photosystem-II (4) 620 nm—Phycocyanin

Last Answer : Ans. ((c))

Description : Brown algae is characterised by the presenceof (a) fucoxanthin (b) haematochrome (c) phycocyanin (d) phycoerythrin

Last Answer : (a) fucoxanthin

Description : The colour of chlorophyll b

Last Answer : Ans. Yellow green

Description : The colour of chlorophyll a

Last Answer : Ans. Blue green

Description : The ability of the eye to see in the dark, is due to the production of a purple pigment known as (1) Carotene (2) Rhodopsin (3)Iodopsin (4) Retinene

Last Answer : (4) Retinene Explanation: Retinene-1 is better known as retinaldehyde or simply retinal and is fundamental in the transduction of light into visual signals in the photoreceptor level of the retina (known as the visual cycle). Retinene-2 is more formally known as dehydroretinaldehyde.

Description : The ability of the Eye to see in the dark, is due to the production of a purple pigment known as----? A. Carotene B. Rhodopsin C. Iodopsin D. Retinene (Answer)

Last Answer : D. Retinene (Answer)

Description : Yellow color of turmeric is due to — a. Curcamin b. Lycopene c. Casin d. Carotene

Last Answer : a. Curcamin

Description : The ability of the eye to see in the dark, is due to the production of a purple pigment known as (1) Carotene (2) Rhodopsin (3) Iodopsin (4) Retinene

Last Answer : Retinene

Description : Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyll and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) (A) Acts as a green house gas thereby raising earth's ... (B) Causes asphyxia (C) Causes increase in sea level (D) Enhances the green house effect

Last Answer : (B) Causes asphyxia

Description : The Red soils develop a reddish colour due to: (a) deforestation and over-grazing (b) the presence of potash and magnesia (c) tropical monsoonal climate (d) a wide diffusion of iron in ancient crystalline and metamorphic Jacks

Last Answer : Ans: (d)

Description : The colour of cow's milk is slightly yellow due to the presence of – (1) xanthophyll (2) riboflavin (3) ribulose (4) carotin

Last Answer : (4) carotin Explanation: Carotene mostly affects the colour of fat. Since milk is comprised of around 3.5% milk fat, a dairy cow that is grass-fed tends to produce yellow milk, over a dairy cow that is not grass-fed and fed primarily a mix of hay, silage and grain.

Description : The yellow colour of urine is due to presence of – (1) Bile (2) Lymph (3) Cholesterol (4) Urochrorne

Last Answer : (4) Urochrorne Explanation: The color of normal urine is usually light yellow to amber. Generally, the greater the solute volume the deeper the color. The yellow color of urine is due to the ... normal color can be caused by certain drugs and various vegetables such as carrots, beets, and rhubarb.

Description : The brownish colour of Brown Algae is  due to presence of ...... pigment?

Last Answer : Xanthophyll

Description : The yellow colour in photochemical smog is due to the presence of------? A. Sulphur dioxide B. Carbon dioxide C. Nitrogen dioxide (Answer) D. CFC’s

Last Answer : C. Nitrogen dioxide (Answer)

Description : White colour of soil is due to the presence of – a) Silica b) Iron c) Manganese oxide d) All of these

Last Answer : c) Manganese oxide

Description : The bluish colour of water in deep sea is due to (a) The presence of algae and other plants found in water (b) Reflection of sky in water (c) Scattering of light (d) Absorbtion of light by sea

Last Answer : (c) Scattering of light

Description : The yellow colour of cow's milk is due to the presence of?

Last Answer : Carotene.

Description : The yellow colour of urine is due to presence of (1) Bile (2) Lymph (3) Cholesterol (4) Urochrome

Last Answer : Urochrome

Description : Which is a pro vitamin or vitamin that has antioxidant properties? (A) Beta carotene (B) Vitamin E (C) Vitamin C (D) Vitamin D

Last Answer : Answer : B

Description : The non-protein part of rhodopsin is (A) Retinal (B) Retinol (C) Carotene (D) Repsin

Last Answer : Answer : A

Description : One international Unit of vitamin A is the activity present in (A) 0.3 µg of β-Carotene (B) 0.3 µg of retinol (C) 0.6 µg of retinoic acid (D) All of these

Last Answer : Answer : B

Description : Anti-oxidant activity is present in (A) β-Carotene (B) Retinol (C) Retinoic acid (D) All of these

Last Answer : Answer : A

Description : Two molecules of vitamin A can be formed from 1 molecule of (A) α-Carotene (B) β-Carotene (C) γ-Carotene (D) All of these

Last Answer : Answer : B

Description : Precursor of Vitamin A is (A) α-Carotene (B) β-Carotene (C) γ-Carotene (D) All of these VITAMINS 121

Last Answer : Answer : D

Description : The molecule of vitamin A1 contains (A) Benzene ring (B) β-Ionone ring (C) β-Carotene ring (D) None of these

Last Answer : Answer : B

Description : β-Carotene, precursor of vitamin A, is oxidatively cleaved by (A) β-Carotene dioxygenase (B) Oxygenase (C) Hydroxylase (D) Transferase

Last Answer : Answer : A

Description : Non-protein part of rhodopsin is (A) Retinal (B) Retinol (C) Carotene (D) Repsin

Last Answer : Answer : A