Question # 1

The exchange of gases between the organism and its environment is called.

Choose an answer

Respiration

External respiration

Cellular respiration

Anaerobic respiration

Chlorophyll 'a' of photosystem I absorbs maximum light of.

Choose an answer

670 nm

700 nm

680 nm

690 nm

Tests of foraminifera, are made up of.

Choose an answer

Silica

Calcium

Chitin

Magnesium

Emphysema is the breakdown of

Choose an answer

Trachea

Bronchi

Alveoli

Bronchioles

The percentage of lipids is plasma membrane is.

Choose an answer

60- 80 %

20-40%

30 - 60%

10-20%

The number of chromosomes in fruity fly Drosophila.

Choose an answer

16

8

26

48

Germ theory of disease was formulated by

Choose an answer

Antone Van Leeuwenhoek

Pasteur

Robert Koch

none of above

In protostomes, the blastopore forms the

Choose an answer

Anus

Brain

Excretory pore

Mouth

The causative agent of African sleeping sickness

Choose an answer

Tse Tse fly

Mosquito

Trypanosoma

Trichonymenas

One of these is an early reptile

Choose an answer

Platy pus

Archaeopterye

Varanope

snake

The study of microorganism includes bacteria, virus, protozoan and microscopic algae and fungi is.

Choose an answer

Parasitology

Molecular biology

Microbiology

Bio technology

Mendel called the offspring of first parents as

Choose an answer

F₁

First filial generation

Both a & b

First generation

Organisms that have had a foreign gene inserted into them are called.

Choose an answer

Transgenic organisms

Polygenesis

Hermaphrodites

Transmuted organisms

EEG is the most important test for the study of.

Choose an answer

Epilepsy

alzheimer's disease

Parkinson's disease

Arthritis

The number of lumbar vertabrae are

Choose an answer

5

7

12

33

Clear cytoplasm produces

Choose an answer

Larval epidermis

Muscle cells

Gut

Neural tube

RNA polymerase II synthesize.

Choose an answer

mRNA

tRNA

rRNA

cDNA

Pressure filtration is kidney specifically occurs at

Choose an answer

Vasa recta

Bowmann's capsule

Urine collecting

Loop of henle

Animals excreting urea are called.

Choose an answer

Ammonotelic

Ureotelic

Uricotelic

Aminotelic

Which enzyme acts as molecular scissors.

Choose an answer

DNA ligase

DNA polymerase

RNA polymerase

Restriction endonuclease

Which one of the following condition is resulted from excess GH in adults?

Choose an answer

Cushing's disease

Acromegaly

Hyperthyroidism

Diabetes mellitus

For evaporative cooling bats use

Choose an answer

Saliva

Urine

Sweat

All a,b,andc

More Classes

Other Links

Biology Life Science Test Medium Mode 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

Choose an answer

Choose an answer

Choose an answer

Choose an answer