Biology - Mock Test 236

Question 2351

The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)?

A) Deffusion B) Osmosis C) Active transport D) None of these

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Question 2352

The pressure generated when water enters & inflates plant cells is called ______ potential?

A) Water B) Osmotic C) Pressure D) Solute

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Question 2353

In plants, water potential is determined by major factors?

A) Three B) Four C) Two D) Five

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Question 2354

Cytoplasmic strands that extend through pores in adjacent cell walls are known as?

A) Pseudopods B) Symplasts C) Plasmodesmata D) Pili

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Question 2355

In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip?

A) Tonoplast B) Apoplast C) Symplast D) Vacuolar.

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Question 2356

In plants, the neighbouring cells are connected with one another by?

A) Plasmodesmata B) Cell walls C) Vacuoles D) Both a & b

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Question 2357

Active transport is dependent on?

A) Photosynthesis B) Respiration C) Photophosporylation D) None of these

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Question 2358

The diffusion of ions along with water also takes place by mass flow system along the ______ path?

A) Tonoplast B) Apoplast C) Symplast D) Vacuolar

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Question 2359

The membrane of vacuoles is known as?

A) Vacuoloplast B) Tonoplast C) Tanoplast D) All of these

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Question 2360

The uptake of water in plants involves?

A) Active transport B) Passive transport C) Both of these D) None of these

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