Question 1Single Answer
How many such pairs of letters are there in the word ‘CLEANLINESS’ each of the which has as many letters between them in the word as they have in the English alphabet, in the same sequence?
Objective Questions
Latest DAV Schools Lab Assistant Biology Exam Question (Objective Questions), MCQ in English
Subjects : Verbal & Non-Verbal Reasoning, Main Subject paper
Question Bank DAV Schools Lab Assistant (Biology) Exam - EnglishVerbal & Non-Verbal Reasoning
Question 2Single Answer
Team A has scored more goals than Team B
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
Team C has scored fewer goals than Team B
Team A has scored fewer goals than Team C .
If the first two statements are true, the third statement is
Question 3Single Answer
Which letter in this alphabet is the eighth letter to the right of the letter and which is tenth letter to the left of the last but one letter of the alphabet ?
Question 4Single Answer
If the third alphabet of each of the words is changed to the next alphabet in the English alphabetical series, which of the following will form a meaningful English word?
Question 5Single Answer
If the given words are arranged in the order as they would appear in a dictionary from left to right, which of the following will be second from the right ?
Question 6Single Answer
What is the next number in the series: 2, 4, 6, 8, ?
Question 7Single Answer
What comes next in the series: A, B, C, D, ?
Question 8Single Answer
What is the missing number in the series: 1, 4, 9, 16, ?
Question 9Single Answer
What follows in the series: 3, 6, 9, 12, ?
Question 10Single Answer
What is the next term in the series: J, F, M, A, ?
Question 11Single Answer
What comes next: 5, 10, 15, 20, ?
Question 12Single Answer
What is the missing letter: A, C, E, G, ?
Question 13Single Answer
What follows: 1, 8, 27, 64, ?
Question 14Single Answer
What is next in the series: 10, 20, 30, 40, ?
Question 15Single Answer
What comes after: Z, Y, X, W, ?
Main Subject paper
Question 16Single Answer
Which part of a compound microscope is used to hold the slide?
Question 17Single Answer
The lens through which the observer looks into a microscope is called the:
Question 18Single Answer
Which objective lens is generally used first while focusing a specimen?
Question 19Single Answer
The coarse adjustment knob of a microscope is mainly used for:
Question 20Single Answer
Fine focusing under high power is achieved using the:
Question 21Single Answer
Which microscope component concentrates light on the specimen?
Question 22Single Answer
The diaphragm of a microscope regulates the:
Question 23Single Answer
Which part supports the microscope when it is placed on a table?
Question 24Single Answer
The revolving nosepiece holds the:
Question 25Single Answer
A common magnification of a microscope eyepiece is:
Question 26Single Answer
If the eyepiece is 10× and the objective is 40×, total magnification is:
Question 27Single Answer
A coverslip is placed over a specimen mainly to:
Question 28Single Answer
The standard shape of a microscope slide is:
Question 29Single Answer
Which material is generally used for microscope slides?
Question 30Single Answer
Temporary mounts are generally prepared for:
Question 31Single Answer
Which stain is commonly used to observe onion epidermal cells?
Question 32Single Answer
Which stain is commonly used for observing human cheek cells?
Question 33Single Answer
A clean slide is important because dirt may:
Question 34Single Answer
While preparing an onion peel slide, the peel should be:
Question 35Single Answer
The epidermal peel of onion is usually taken from the:
Question 36Single Answer
To avoid air bubbles while placing a coverslip, it should be lowered:
Question 37Single Answer
Excess stain around a coverslip can be removed using:
Question 38Single Answer
A mounted needle is particularly useful for:
Question 39Single Answer
Forceps are used mainly to:
Question 40Single Answer
Which instrument is most suitable for transferring a drop of water onto a slide?
Question 41Single Answer
A section intended for microscopic observation should generally be:
Question 42Single Answer
Thin sections are required primarily so that:
Question 43Single Answer
Which device may be used for cutting very thin sections of biological material?
Question 44Single Answer
A hand section of plant material is commonly cut using a:
Question 45Single Answer
While cutting sections with a razor, the blade should be:
Question 46Single Answer
Safranin commonly stains plant tissues:
Question 47Single Answer
Iodine solution stains starch:
Question 48Single Answer
Methylene blue generally gives cell structures a:
Question 49Single Answer
Which structure is readily visible in onion epidermal cells after staining?
Question 50Single Answer
Which structure is absent in human cheek cells?
Important Questions Package
DAV Schools Lab Assistant Biology Exam Online Question Bank Package
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