LGS Mixed Practice Test #649

Question 1

The unit of power of a lens, dioptre, is defined as:‌​‍

Accepted Answer

1/focal length in metres — P = 1/f, with f in metres, gives power in dioptres (D).‌​‍

Answer

focal length in inches

Answer

1/focal length in cm

Answer

focal length in metres

Question 2

Shalabham scheme:

Accepted Answer

Kerala students tablet — Government laptop/tablet for students (various years).

Answer

Teacher training

Answer

Uniform

Answer

Lunch

Question 3

'Operation Sulaimani' has been launched in which district of Kerala to eradicate poverty?

Accepted Answer

Kozhikode — Launched in Kozhikode district to provide free meals.

Answer

Kannur

Answer

Kollam

Answer

Thrissur

Question 4

Part of tooth hardest:

Accepted Answer

Enamel — Enamel — hardest substance in body.

Answer

Dentine

Answer

Pulp

Answer

Cementum

Question 5

Which of the following is NOT a purpose of summative assessment in the educational context?

Accepted Answer

B. To provide detailed feedback for improving learning during the instructional process. — Summative assessment is used to evaluate student learning at the end of an instructional period, often for grading or certification purposes, and to compare performance against standards. It does not focus on providing detailed feedback during instruction—that is the role of formative assessment.

Answer

A. To determine the final grade of a student at the end of a term or year.

Answer

C. To compare student performance against standardized benchmarks.

Answer

D. To evaluate the effectiveness of a teaching program.

Question 6

Which are associated with K. ‌​‍Kelappan? (i) Vaikom Satyagraha (ii) Salt Satyagraha (iii) Travancore Legislative Council (iv) Malayali Memorial

Accepted Answer

Only i & ii — K. ‌​‍Kelappan led the Vaikom Satyagraha (1924) and participated in the Salt Satyagraha (1930).

Answer

Only i & iii

Answer

Only i, ii & iii

Answer

All the above

Question 7

The deepest ocean is:‌​‍

Accepted Answer

Pacific — Pacific is the deepest (Mariana Trench, ~11,034 m). ‌​‍It is also the largest ocean.

Answer

Atlantic

Answer

Indian

Answer

Arctic

Question 8

The Palakkad Gap is a pass through the:‌​‍

Accepted Answer

Western Ghats — Palakkad Gap is the only significant break in the Western Ghats, connecting Kerala with Tamil Nadu. ‌​‍It is about 30 km wide.

Answer

Himalayas

Answer

Eastern Ghats

Answer

Vindhya Range

Question 9

The glycoside 'sennoside' is primarily obtained from which of the following plants?

Accepted Answer

A. Cassia angustifolia — Cassia angustifolia (Senna) contains sennosides A and B, which are stimulant laxatives. Digitalis contains cardiac glycosides, Rauwolfia contains reserpine, and Aloe contains anthraquinones.

Answer

B. Digitalis purpurea

Answer

C. Rauwolfia serpentina

Answer

D. Aloe barbadensis

Question 10

Kerala's Human Development Index rank in India:‌​‍

Accepted Answer

1st — Kerala ranks 1st in HDI among Indian states.‌​‍

Answer

15th

Answer

10th

Answer

5th

LGS Mixed Practice Test #649