Biology - Mock Test 243

Question 2421

The leaf is bilobed with midrib between them. The plant is?

A) Saraccnia B) Dionaea C) Pitcher plant D) None of these

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Question 2422

All of the insectivorous plants are true?

A) Heterotrophs B) Autotrophes C) Carnivores D) Saprotrophs

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Question 2423

Nodules on roots of leguminous plants have _____ bacteria?

A) Anaerobic B) Nitrogen fixing C) Nitrifying D) Ammonifying

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Question 2424

Puccinia commonly destroys?

A) Corn B) Tomato C) Dodder D) Wheat

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Question 2425

Stunted growth of roots is due to the deficiency of _____ in plants?

A) Potassium B) Magnesium C) Phosphorus D) Iron.

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Question 2426

Strong chlorosis is due to the deficiency of _____ in plants?

A) Magnesium B) Nitrogen C) Potassium D) Phosphorus

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Question 2427

Autotrophic organisms can exist in an exclusively ______ environment?

A) Organic B) Inorganic C) Wet D) Terrestrial

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Question 2428

Puccinia is a parasitic?

A) Plant B) Fungus C) Animal D) Algae

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Question 2429

Deficiency of K+ causes?

A) Stunted growth & strong chlorosis B) No electron transport chains C) Premature death of leaves. D) Stunted growth of roots.

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Question 2430

Deficiency of which of the following causes chlorosis?

A) Nitrogen B) Magnesium C) Iron D) Both A and B

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