Daily Updates Mock Test 45

50 Questions | By Daily__updates | Last updated: Aug 18, 2018 | Total Attempts: 144

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MOCK TEST 45 SYLLABUS : FULL GENERAL SCIENCE TIME : 20 MINUTES FULL MARKS : 50*5 =250 EACH QUESTION CARRIES 5 MARKS , -VE MARKING = -1 / WRONG ANSWER আজকের মোক টেস্ট নেওয়া হবে রাত 9. 30 PM থেকে , এই মোক টেস্ট দেওয়া যাবে কাল সকাল 11 টা পর্যন্ত OUR FACEBOOK GROUP : DAILY UPDATES ( https://www. Facebook. Com/groups/1804599589763711/) OUR FACEBOOK PAGE : STUDY MATERIALS FOR ALL ( https://www. Facebook. Com/Studymaterialsforall2017/ ) OUR TELEGRAM CHANNEL LINK : STUDY MATERIALS FOR ALL ( https://t. Me/studymaterials4all )

Questions and Answers

1.

Heparin is secreted by
- A.
  
  Fibroblasts
- B.
  
  Mast cells
- C.
  
  Plasmocytes
- D.
  
  Adipocytes
2.

Interdependent genes with related functions, form
- A.
  
  A co adapted gene complex
- B.
  
  An inversion
- C.
  
  A fitness set
- D.
  
  A super mutation
3.

Which of the following animal has rhabditiform larva in its life cycle ?
- A.
  
  Ascaris
- B.
  
  Liverfluke
- C.
  
  Hydra
- D.
  
  Taenia
4.

Which of the following Mollusc is cultured in water for producing pearls in India ?
- A.
  
  Pinctada
- B.
  
  Heliotis
- C.
  
  Anodonta
- D.
  
  Mytilus
5.

Enzymes promote chemical reaction by
- A.
  
  Reducing the activation energies
- B.
  
  Causing the release of heat which acts as a primer
- C.
  
  Increasing molecular motion
- D.
  
  Changing the free energy difference between substrate and product
6.

The modification of hind pair of wings into halteres is the characteristic of
- A.
  
  Lepidoptera
- B.
  
  Orthoptera
- C.
  
  Hemiptera
- D.
  
  Diptera
7.

A molecule of ATP is structurally similar to a molecule of
- A.
  
  RNA molecule
- B.
  
  DNA molecule
- C.
  
  Amino acid
- D.
  
  Fatty acid
8.

Class Trematoda belongs to the phylum—
- A.
  
  Platyhelminthes
- B.
  
  Arthropoda
- C.
  
  Mollusca
- D.
  
  Annelida
9.

Albinism is caused due to lack of production of—
- A.
  
  Tyrosine 3-monooxygenase
- B.
  
  Homogentisic acid oxidase
- C.
  
  Thiamine pyrophosphate
- D.
  
  Phenylalanine hydroxylase
10.

Maximum power of division is found in the skin layer—
- A.
  
  Stratum granulosum
- B.
  
  Stratum malpighi
- C.
  
  Stratum spinosum
- D.
  
  Stratum corneum
11.

Tube feet are characteristic of
- A.
  
  Star fish
- B.
  
  Cuttle fish
- C.
  
  Cray fish
- D.
  
  Jelly fish
12.

Which of the following is egg laying mammal ?
- A.
  
  Pangolin
- B.
  
  Porcupine
- C.
  
  Tachyglossus
- D.
  
  Bat
13.

Acetylcholine is responsible for transmission of nerve impulses through—
- A.
  
  Dendrites
- B.
  
  Axons
- C.
  
  Cytons
- D.
  
  Synapses
14.

Loss of ability to speak due to defect of vocal organs, is called
- A.
  
  Alalia
- B.
  
  Alaorina
- C.
  
  Alate
- D.
  
  Albidus
15.

Termination of amino acid chain requires codons
- A.
  
  UAG, UAA, UGA
- B.
  
  UUU, GGU, UGG
- C.
  
  GUG, UGG, AUG
- D.
  
  UGG, GGG, AUG
16.

‘A tube within a tube’ body plan is met within
- A.
  
  Hydra
- B.
  
  Plannaria
- C.
  
  Ascaris
- D.
  
  Fasciola
17.

The parts of neurons that perform basic cellular functions, such as protein synthesis, are the
- A.
  
  Somas
- B.
  
  Axons
- C.
  
  Dendrites
- D.
  
  Synaptic knobs
18.

Lewy bodies are found in—
- A.
  
  Brain
- B.
  
  Plasma
- C.
  
  Lymph
- D.
  
  Kidneys
19.

A hormone that stimulates the secretion of pancreatic secretions to neutralize the acid chyme from the stomach, is
- A.
  
  Insulin
- B.
  
  Secretin
- C.
  
  Oxytocin
- D.
  
  Glucagon
20.

Which of the following pair is correctly matched ?
- A.
  
  Excessive perspiration—Xeric adaptation
- B.
  
  Parasitism—Interspecific relationship
- C.
  
  Uricotelism—Aquatic habitat
- D.
  
  Streamline body—Aquatic adaptation
21.

Cross bridges, which connect the molecules of a fibril during muscle contraction, are made of—
- A.
  
  Actin
- B.
  
  Collagen
- C.
  
  Myosin
- D.
  
  Creatine phosphate
22.

Muscles of alimentary canal are chiefly
- A.
  
  Striated and neurogenic
- B.
  
  Unstriated and neurogenic
- C.
  
  Striated and myogenic
- D.
  
  Unstriated and myogenic
23.

The photosensitive parts of rod cells are made up of
- A.
  
  Rhodopsin
- B.
  
  Myelin
- C.
  
  Keratin
- D.
  
  Actin
24.

The protein which maintains the muscular storage of oxygen is
- A.
  
  Myosin
- B.
  
  Myoglobin
- C.
  
  Actomyosin
- D.
  
  All the above
25.

Tiedemann’s bodies are found in—
- A.
  
  Sponges
- B.
  
  Hydra
- C.
  
  Asterias
- D.
  
  Hirudinaria

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