Biology Mcqs

Which is not a vertebrate ?

• (A)  Reptiles
• (B)  Fish
• (C)  Insect
• (D)  None of these

Answer

Submitted By :Ali Uppal

Many bacteria in our digestive system synthesize vitamins for example vitamin_________?

• (A)  B1
• (B)  B2
• (C)  B12
• (D)  B6

Answer

Submitted By :Ali Uppal

It is very serious disease of brain which is caused by fungi________?

• (A)  ring worm
• (B)  meningitis
• (C)  hepatitis
• (D)  none of these

Answer

Submitted By :Ali Uppal

They are widespread as protective coatings on fruits and leaves?

• (A)  cholesterol
• (B)  waxes
• (C)  chitin
• (D)  all of these

Answer

Submitted By :Ali Uppal

Ingestion of some water with food in Amoeba takes place by the process of ______ ?

• (A)  Endosmosis
• (B)  Pinocytosis
• (C)  Phagocytosis
• (D)  None of these

Answer

Submitted By :Ali Uppal

Trisomy 21 is most common in mothers of the ________ age group.

• (A)  15 to 19
• (B)  20 to 34
• (C)  35 to 39
• (D)  40 to 45

Answer

Submitted By :Ali Uppal

The plant dye Henna imparts orangered colour to skin and hairs due to its reaction with which of the following?

• (A)  Lipids
• (B)  Carbohydrates
• (C)  Amino acids
• (D)  Protein and amino acids

Answer

Submitted By :Ali Uppal

The hormone that helps in Parthenocarpy?

• (A)  Abscisic acid
• (B)  Cytokinin
• (C)  Ethylene
• (D)  Gibberellin

Answer

Submitted By :Ali Uppal

Which of the following ” Tikka disease” is related with the crop?

• (A)  Musturd
• (B)  Paddy
• (C)  Ground nut
• (D)  None of these

Answer

Submitted By :Ali Uppal

Which among the following is an Autotroph _________ ?

• (A)  Butterfly
• (B)  Mushroom
• (C)  Fish
• (D)  Algae

Answer

Submitted By :Ali Uppal