NEET Biology: Questions 345 - 350 of 3146

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Question number: 345

» Plant Physiology » Transport in Plants » Water Potential

MCQ▾

Question

By which method ions are absorbed by plants?

Choices

Choice (4) Response
a.

By carriers and pumps

b.

By difference in water potential.

c.

By molecular diffusion.

d.

By difference in DPD.

Question number: 346

» Cell Structure and Function » Cell Organelles - Structure and Function » Cell Membrane

MCQ▾

Question

Desmosome is modification of

Choices

Choice (4) Response
a.

golgi bodies

b.

plasma membrane

c.

nucleolus

d.

ER-Nucleus complex

Question number: 347

» Cell Structure and Function » Cell Organelles - Structure and Function » Mitochondria

MCQ▾

Question

The presence of DNA in mitochondria and chloroplast supports the hypothesis that

Choices

Choice (4) Response
a.

ATP is produced in mitochondria and chloroplast both.

b.

Mitochondria and chloroplast both originated as independent free living organisms

c.

Mitochondria and chloroplast undergo meiosis and mitosis independent of nucleus.

d.

Glycolysis occurs in mitochondria and chloroplast both.

Question number: 348

» Plant Physiology » Photosynthesis » Pigments Involved in Photosynthesis

MCQ▾

Question

Grana refers to

Choices

Choice (4) Response
a.

Byproduct of photosynthesis.

b.

Glycolysis of glucose.

c.

Stacks of thylakoids in plastids of higher plants.

d.

A constant in quantum equation.

Question number: 349

» Plant Physiology » Photosynthesis » Chemiosmotic Hypothesis

MCQ▾

Question

Oxidative phosphorylation is related to the formation of

Choices

Choice (4) Response
a.

ATP by cytoplasm via glycolysis

b.

ATP by chondriosome via photolysis

c.

ATP by chloroplast via photosynthesis

d.

ATP by chondriosome via respiration.

Question number: 350

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

MCQ▾

Question

Which of the following is essential mineral element and is not a constituent of an enzyme but stimulate the activity of many enzymes?

Choices

Choice (4) Response
a.

Mg

b.

K

c.

Mn

d.

Zn

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