Question # 1

Each mesophyll cell of leaf has chloroplast about.

Choose an answer

10-20

20-80

20-100

100-110

The citric acid cycle

Choose an answer

Takes place in the mitochondrion

Produces two molecules of NAD⁺for every glucose molecule processed

It is same as fermentation

Has no connection with the respiratory chain

Which one of the following is not concerned with oxidative phosphorylation.

Choose an answer

Co enzyme Q

Cytochrome b

Cytochrome a3

Plastocyanin

In the absence of oxygen, yeast cells obtain energy by fermentation, producing CO3, ATP and.

Choose an answer

Acetyl CO-A

Ethanol

Lactate

Pyruvate

Magnesium of chlorophyll is replaced in hemoglobin by.

Choose an answer

Calcium

Iron

Potassium

Phosphorus

Magnesium is an important untrient ion in green plants as it is an essential component of

Choose an answer

Cell sap

Protein

Chlorophyll

Glucose

The first in the Krebs cycle is the union of acetyl CoA with Oxaloacetate to form.

Choose an answer

Citrate

Fumarate

succinate

Acetate

From one pyruvate passing through Krebs cycle how many FADH2 molecules are formed.

Choose an answer

01

02

03

04

Van Niel hypothesized that source of oxygen during photosynthesis is.

Choose an answer

Water

NADP

Chlorophyll

Carbon di oxide

Energy poor inorganic oxidized compounds are reduced to energy rich carbohydrates during.

Choose an answer

Respiration

Photosynthesis

Growth

Development

Calvin cycle is also known as

Choose an answer

C1 Pathway

C2 pathway

C3 Pathway

C4 Pathway

Glycolysis

Choose an answer

Produces no ATP

It is same as fermentation

Takes place in the mitochondria

Reduces two molecules of NAD⁺For every glucose molecule processed

In respiratory chain NAHD is oxidized by

Choose an answer

Co factor

co enzyme

Cytochome 'b'

Cytochrome 'C'

The number of oxidation steps during one Krebs. cycle are.

Choose an answer

02

03

04

05

Oxygen released during photosynthesis comes from.

Choose an answer

Nitrates

Carbon di oxide

Water

Glucose

A group of similar cells that perform specific function is called.

Choose an answer

Tissue

Organ

System

Organdies

The moment in plants when carbon di oxide released by respiration equal the quantity required by photosynthesis is termed as.

Choose an answer

Compensation point

Chemlosmoris

Action spectrum

Homeostasis

Engelmann used in his experiment in 1883

Choose an answer

sprogyra

Aerobic bacteria

Anaerobic bacteria

Both a and b

More Classes

Other Links

Biology Fsc Part 1 Chapter 11 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer