Question # 1

Magnesium is an important nutrient ion in green plant as it is an essential component of

Choose an answer

Cell sap

Protean

chlorophyll

Glucose

Genus for corn plant is.

Choose an answer

Allium

Cassla

Solanum

Zea

Liver receive blood from digestive system through..

Choose an answer

Portal vein

Hepatic vein

Hepatic portal vein

Iliac vein

Conjugation is facilitated by

Choose an answer

Capsule

Pili

Flagella

Both pili and flagella

Asexual reproduction in yeast occurs by.

Choose an answer

Conidia

Fragmentation

Budding

Resting spores

In protostomes, the blastopore forms the

Choose an answer

Anus

Brain

Excretory pore

Mouth

An enzyme is said to be denatured when

Choose an answer

It has no co-factor

It is in a condition of low temperature

Its structure is destroyed

None of these

The volume of air taken inside the lungs and expelled during exercise is about

Choose an answer

2.5 liters

3.5 liters

4.5 liters

1.5 liters

Oxygen released during photosynthesis comes from.

Choose an answer

Nitrates

Carbon di oxide

Water

Glucose

A plant requires potassium for

Choose an answer

Synthesizing proteins

Synthesizing chlorophyll

opening and closing of stomata

None of these

The respiratory system is most efficient in ______

Choose an answer

Man

Bird

Fish

Snake

Biorhythms are called circadian which means about one day so they are also called

Choose an answer

Diurnal pace

Diurnal cadence

Diurnal rhythms

Diurnal tempo

DNA Finger prints can be separated from.

Choose an answer

Plasma

Lymph

Blood

Serum

Diffused nervous system is found in

Choose an answer

Poriferans

Platyhelminthes

Cnidarians

annelids

Innate behavior is all except;

Choose an answer

Coded in DNA

Modified in individuals life span

Modified with species evolution

Programmed responses to external stimuli

None surgical removal of kidney stone is called.

Choose an answer

Dialysis

lithotripsy

Uremia

Kidney transplant

Which one of the following is not endotherm.

Choose an answer

Bird

Amphibian

Mammal

Flying insect

Downs syndrome (Mongolism) occurs in man during which 21^st chromosome falls to segregate resulting gamete with

Choose an answer

20 chromosomes

21 chromosomes

22 chromosomes

24 chromosomes

The living cells of cartilage are called

Choose an answer

Cridocytes

chondrocytes

Blastocysts

Nematocytes

Flagella may have arisen through the ingestion of prokaryotes similar to spiral shaped bacteria called.

Choose an answer

E. Coli

Streptococcus

spirochete

Rhizobium

Innate behaviour is a collection of responses that are predetermined by the

Choose an answer

Heritage

Birthright

Inheritance

Legacy

In the double helix of DNA adenine forms two hydrogen bonds with

Choose an answer

Thymine

Guanine

Cytosine

Uracil

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