Practice Pakistan's most useful MCQs for competitive exams

Microfossile often present in petroleum producing formationsare those of__________?

• (A)  Diatioms
• (B)  Heliozoans
• (C)  Radiolarians
• (D)  Foraminiferans

Answer

Submitted By :Ali Uppal

Centric discoid form of diatoms is__________?

• (A)  Diplaneis
• (B)  Coscinodiscus
• (C)  Camphyloneiscus
• (D)  Stephanodis

Answer

Submitted By :Ali Uppal

Diatoms are found in__________?

• (A)  Phytoplanktonic population
• (B)  Freshwater lakes and ponds
• (C)  Marine environment
• (D)  All of the above

Answer

Submitted By :Ali Uppal

Which of the following organ is responsible for blood filtration:

• (A)  Liver
• (B)  Kidney
• (C)  Lungs
• (D)  Heart

Answer

Submitted By :Ali Uppal

Which one of these is a set of useful insects?

• (A)  Sandfly , butterfly, hoeybee
• (B)  Sikmoth, honeybee, locust
• (C)  Honeybee, silkmoth, tsetse fly
• (D)  Honeybee , lac insect, cochineal insect

Answer

Submitted By :Ali Uppal

A moth is closely related to_________?

• (A)  Wasp
• (B)  Beetle
• (C)  Cricket
• (D)  Butterfly

Answer

Submitted By :Ali Uppal

Which one of these is an insect?

• (A)  Mite
• (B)  Spider
• (C)  Moth
• (D)  Scorpion

Answer

Submitted By :Ali Uppal

Which of the following is not nocturnal?

• (A)  Bedbug
• (B)  Mosquito
• (C)  Butterfly
• (D)  Cockroach

Answer

Submitted By :Ali Uppal

Golden brown colour of diatoms is due to presence of__________?

• (A)  Mycoxanthin, mucoxanthin and myxoxanthophylls
• (B)  Alpha and beta carotenes and myxoxanthin
• (C)  Fucoxanthin, diatoxanthin, diadinoxanthin
• (D)  None of the above

Answer

Submitted By :Ali Uppal

Locomotion in diatoms is carried out with the help of__________?

• (A)  Valve
• (B)  Raphe
• (C)  Pseudopodium
• (D)  Cilia or flagella

Answer

Submitted By :Ali Uppal