biology MCQs – Page 50

Practise multiple-choice questions from biology for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

biology Mcqs
981. If a man having blood group AB marries a woman who is heterozygous for blood group, what is the probability of their first child having blood group B?
comments icon0

A. 45%

B. 71%

C. 50%

D. 40%

982. Which of the following constituent is/are maximum in the filtrate that leaves proximal convoluted tubules?
comments icon0

A. All of these

B. Amino acids

C. Glucose

D. Nitrogenous waste
983. Malarial parasite is injected into man as__________?
comments icon0

A. none of these

B. zygote

C. sporozoites

D. merozoites

984. Which of the following bones are present in pectoral girdle?
comments icon0

A. Clavicle

B. Scapula

C. Both of these

D. None of these

985. The utilization of the products of digestion is called___________?
comments icon0

A. ingestion

B. absorption

C. assimilation

D. both a and b

986. The terms procariotique and eucariotique were proposed by___________?
comments icon0

A. Haeckel

B. Whittaker

C. Chatton

D. Margulis and Schwartz

987. Which type of motions are present in solid?
comments icon0

A. all of these

B. rotational

C. vibrational

D. translational

988. Kangaroo has an abdominal pouch known as__________?
comments icon0
A. marsupial

B. all of these

C. placenta

D. guttural pouch

989. Which of the following organ is responsible for blood filtration:
comments icon0

A. Heart

B. Kidney

C. Lungs

D. Liver

990. which of the following consists of the dead cells?
comments icon0

A. Parenchyma

991. Which of the following represents osmoregulatory steps taken by hydrophytes?
comments icon0

A. Small and thick leaves to decrease the surface area proportional to the volume of the leave.

B. None of these

C. Stomata closing in sufficient supply, and opening in restricted supply of water.

D. Increases transpiration by increasing the surface area of the leave.
992. Which of the following is a selectively permeable membrane?
comments icon0
A. cell membrane

B. cell wall

C. none of these

D. cytoplasm

993. Which of the following Tikka disease is related with the crop?
comments icon0

A. Paddy

B. None of these

C. Ground nut

D. Musturd

994. Protonephridia are present in____________?
comments icon0

A. Tape worms

B. Flateworm

C. Round worms

D. Segmented worms

995. The membrane of vacuoles is known as__________?
comments icon0

A. Tanoplast

B. All of these

C. Tonoplast

D. Vacuoloplast

996. In human beings influenza is caused by_________?
comments icon0

A. protist

B. fungi

C. virus

D. bacteria

997. A moth is closely related to_________?
comments icon0

A. Cricket

B. Wasp

C. Beetle

D. Butterfly
998. Which of the following fish drink large amount of sea water and excrete concentrated urine resulting in maximum salt excretion and minimal water loss?
comments icon0

A. Hagfish

B. Bony fishes

C. Fresh water fishes

D. None of these

999. Accumulation of lipid molecules in brain cells lead to__________?
comments icon0

A. oedema

B. mental retardation

C. paralysis

D. all of these

1000. Locomotion in diatoms is carried out with the help of__________?
comments icon0

A. Valve

B. Cilia or flagella

C. Raphe

D. Pseudopodium