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Riya08
@riya08
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Joined: Dec 29, 2021
Last seen: Mar 10, 2022
Topics: 0 / Replies: 2143
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Answer to: Which membrane protects the eyes of frogs in water?

Correct answer: (d) Nictitating Explanation: Frogs have nictitating membrane which protect their eyes in water.

4 years ago
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Answer to: The vascular tissue of blood is made up of

Correct answer: (d) all of the above

4 years ago
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Answer to: Ciliated epithelium is present in (a) fallopian tubes (b) blood vessels

Correct answer: (a) fallopian tubes Explanation: Ciliated epithelium is present in inner surface of hollow organs like bronchioles and fallopian t...

4 years ago
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Answer to: Choose the incorrect statement. (a) Vascular system of frog is closed type. (b) Frogs have 4-chambered hearts.

Correct answer: (b) Frogs have 4-chambered hearts. Explanation: Vascular system of frogs is closed and they have 3-chambered heart.

4 years ago
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Answer to: Which of the following is absent in female frog? (a) Webbed feet (b) Copulatory pads (c) Tympanum (d) All are present

Correct answer: (b) Copulatory pads Explanation: Copulatory pads are absent in female frog. These are present on the first digit of the fore li...

4 years ago
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Answer to: Endodermis cells are rich in (a) cellulose (b) starch grains

Correct answer: (b) starch grains Explanation: Endodermis cells are rich in starch grains.

4 years ago
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Answer to: Vessels differ from tracheids (a) in being living (b) in being derived from a single cell

Correct answer: (c) in that they consist of vertical row of cells with cross walls dissolved

4 years ago
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Answer to: Fusiform initial cells of cambium from

Correct answer: (b) tracheary elements

4 years ago
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Answer to: Which of the following helps in the curling of the leaf surface?class 11,cbse, anatomy, flowering plants,

Correct answer: (a) Bulliform cells Explanation: In grasses, adaxial epidermal cells along the veins modify themselves into large, empty, colorles...

4 years ago
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Answer to: Which of the following is true about heartwood? (a) They are dead but gives mechanical support to stem.

Correct answer: (a) They are dead but gives mechanical support to stem. Explanation: Heartwood is dead and have non-conducting elements.

4 years ago
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Answer to: Stem grows in girth due to (a) outer cortical (b) epidermis (c) vascular cambium (d) phellogen

Correct answer: (c) vascular cambium Explanation: Stem increase in girth due to the activity of vascular cambium. In this process, the outer corti...

4 years ago
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