1. This plant grows in wet environments. It uses its highly modified underground leaves that have slender tubes swollen in the middle to attract, trap and digest microfauna. Which plant is this?
(A) Bladderwort
(B) Corkscrew
(C) Sundew
(D) Venus flytrap
2. On Friday, Ravi after having a cup of coffee, left his coffee mug unwashed in the office. When he saw it on Monday, he found that it had some blackish-brown, cottony stuff in it. Which of the following organisms can it most likely be?
(A) Mushroom
(B) Bacteria
(C) Rhizopus
(D) Either A or C
3. Which of the following is the smallest flowering plant?
(A) Opuntia
(B) Wolffia
(C) Thymus vulgaris
(D) Utricularia
4. Manya while visiting a garden observed a unique plant with urn-shaped leaves that are covered with a flap. She observed that this plant traps insects. Which of the following plants can it most likely be?
(A) Sundew
(B) Venus flytrap
(C) Pitcher plant
(D) Water wheel
5. Syrinx is the vocal organ located at the base of trachea. In which of the following organisms syrinx is present?
(A) Reptiles
(B) Amphibians
(e) Birds
(D) Both (A) and (C)
6. These organisms contaminate the drinking water. If these are present in larger concentration, they produce neurotoxin that can cause paralysis. Identify them.
(A) Salmonella
(B) Legionella
(C) Cyanobacteria
(D) Cryptosporidium
Answer Key
1. B
2. C
3. B
4. C
5. C
6. C
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