LGS Mixed Practice Test #64

Question 1

A teacher wants to foster deep learning and long-term retention of concepts among her students. Based on motivational theories, which approach is most likely to achieve this goal?

Accepted Answer

B. Emphasizing the practical relevance and personal interest of the subject matter. — Emphasizing relevance and personal interest appeals to intrinsic motivation, which is associated with deeper engagement, better understanding, and long-term retention of knowledge. Options A, C, and D are strategies that primarily activate extrinsic motivation, which can lead to superficial learning focused on rewards or avoiding punishment, and may not foster deep, lasting understanding.

Answer

A. Offering significant monetary rewards for top grades.

Answer

C. Implementing strict deadlines and penalties for incomplete assignments.

Answer

D. Conducting frequent competitive exams to rank students.

Question 2

Edakkal Caves with ancient petroglyphs are in which district?‌​‍

Accepted Answer

Wayanad — Edakkal Caves in Wayanad contain Stone Age petroglyphs dating back to 6000 BCE.‌​‍

Answer

Palakkad

Answer

Kannur

Answer

Idukki

Question 3

What is the logical conclusion if all cats are mammals and all mammals have hair?‌​‍

Accepted Answer

All cats have hair — Valid syllogism.

Answer

Some cats have hair

Answer

No cats have hair

Answer

Hair is for cats only

Question 4

Which type of joint allows for the greatest range of motion, exemplified by the shoulder and hip joints?

Accepted Answer

C. Ball-and-socket joint — Ball-and-socket joints, such as the shoulder and hip joints, allow for the greatest range of motion, including flexion, extension, abduction, adduction, rotation, and circumduction. Hinge joints (like the elbow) allow movement in one plane, pivot joints (like the atlantoaxial joint) allow rotation, and condyloid joints (like the wrist) allow movement in two planes but no rotation.

Answer

A. Hinge joint

Answer

B. Pivot joint

Answer

D. Condyloid joint

Question 5

The chemical formula of washing soda is:‌​‍

Accepted Answer

Na₂CO₃ — Washing soda = Sodium Carbonate (Na₂CO₃). ‌​‍Baking soda = NaHCO₃. Common salt = NaCl.

Answer

NaCl

Answer

NaHCO₃

Answer

CaCO₃

Question 6

Missile man of India:‌​‍

Accepted Answer

Kalam — Dr. APJ Abdul Kalam.‌​‍

Answer

Swaminathan

Answer

Bhabha

Answer

Sarabhai

Question 7

The study of heredity and variation is called:‌​‍

Accepted Answer

Genetics — Genetics studies inheritance of traits; coined by William Bateson (1906).‌​‍

Answer

Cytology

Answer

Ecology

Answer

Taxonomy

Question 8

Silent Valley:

Accepted Answer

Kerala — Palakkad, Kerala.

Answer

Karnataka

Answer

TN

Answer

AP

Question 9

Kerala's Supreme Court judges (ever):‌​‍

Accepted Answer

K.K. Mathew, V.R. Krishna Iyer, Fathima Beevi, K.T. Thomas, K.G. Balakrishnan — Several.‌​‍

Answer

None

Answer

Only one

Answer

Two

Question 10

Metamorphic: slate is derived from:‌​‍

Accepted Answer

Shale — Low-grade metamorphism. ‌​‍Marble from limestone. Quartzite from sandstone. ‌​‍Gneiss from granite.

Answer

Granite

Answer

Basalt

Answer

Limestone

LGS Mixed Practice Test #64