Q1: The outermost and innermost wall layers of microsporangium in an anther are respectively.
(a) Endothecium and tapetum
(b) Epidermis and endodermis
(c) Epidermis and middle layer
(d) Epidermis and tapetum
Q2: Which of the following fruit is a case of parthenogenesis?
(a) Fruit without seeds after pollination
(b) Fruit with seeds after pollination
(c) Fruit with viable seeds without fertilization
(d) Fruit with viable seeds after fertilization.
Q1: Which of the following is a network solid?
(a) SO₂(solid)
(b) I₂
(c) Diamond
(d) H₂O (Ice)
Q2: Which of the following shows anisotropy?
(a) Wood
(b) Sugar
(c) Glass
(d) Sodium Chloride
Fill in the blanks with suitable words.
1. The period of life, when the body undergoes certain noticeable changes, leading to reproductive maturity is called __________.
2 _______ is the start of the time when a boy is biologically ready to become a father and a girl is ready to become a mother.
3. ______ are thread-like structures in the nucleus carrying genetic information.
Level: Easy
Q1: How much positive charge and negative charge is there is a cup of water of mass 250g?
(a) 1.34 × 10⁶C
(b) 1.34 × 10⁷C
(c) 1.34 × 10⁸C
(d) 1.34 × 10⁹C
Q1: What do conditional statements do?
Answer: Conditional statements let us write program to do different tasks or take different paths based on the outcome of the conditions.
Q2: What is meant by a control structure?
Answer: A control structure is a logical design that controls the order in which a set of statements execute.
Thre are three types of control structures:
(2021-22)
Q1: What was Tithe?
(A) Tax to be paid directly to the state.
(B) Currency of France.
(C) A Tax levied by the church.
(D) A type of dress worn by the elite.
Q2: In the Eighteenth Century French society was divided into how many Estates?
(A) One
(B) Two
(C) Three
(D) Four
English Essays & Paragraphs
I want to be an engineer in life. Life is full of variety. There are different types of careers. Because of differences in the natures and abilities of persons, people take up different careers. Opportunities also matter. Sometimes people may have abilities but not opportunities. Then they have to be satisfied with something different. I am lucky in this respect. My father is an officer with the Government of India. I am the only child of my parents. Luckily I am a good student too. So,if I am selected for the engineering competition, money will be no problem. And I am confident that I will be selected. I am training myself to study seriously from that angle.
Q1. Rusting of an article made up of iron is called
(a) corrosion and it is a physical as well as chemical change
(b) dissolution and it is a physical change
(c) corrosion and it is a chemical change
(d) dissolution and it is a chemical change
In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each blank.
Paragraph-I
What every tourist must take back from Bhutan is pure honey, especially Putka, “Antibiotic” honey produced ___(1)___ Melipona Bees (stingless bees) a breed found in protected areas ___(2)_____ 700 to 1,500 metres above sea level. Due _____(3)_____ their small size, they can get larger nutrients than ___(4)______ regular honeybees. It has a tangy/sour taste and can ____(5)_____ your sore throat in a matter of minutes.
