Which of the following is a pair of exhaustible natural resources?
Coal and soil
Petroleum and water
Minerals and wildlife
Natural gas and Sun-light
Which of the following statements is true about endemic species?
They are not affected by the destruction of their habitat
They are found only in zoos and botanical gardens
They are found exclusively in specific habitat
Endemic species can never become endangered
Which of the following pairs is related to the inheritance of characters?
Chromosomes and genes
Chromosomes and mitochondria
Cell membrane and cell wall
Cell membrane and chloroplast
Out of the different combinations of terms given below, the correct combination of terms with reference to an animal cell is
nucleus, plastid, cell membrane, cell wall
nucleus, chromosome, ribosome, cell wall
cell membrane, chromosome, ribosome, mitochondria
cell membrane, ribosome, chloroplast, mitochondria
Consider the following sets of reproductive terms
A. Sperm, oviduct, egg, uterus
B. Ovulation, egg, oviduct, uterus
C. Sperm, testis, sperm duct, penis
D. Menstruation, egg, oviduct, uterus
The sets of correct combination are
A, B, and C
B, C, and D
C, D, and A
A, B, and D
Which of the following elements must be available in water for the metamorphosis of tadpoles?
Chlorine
Bromine
Sulphur
Iodine
Which one of the following is not the objective of teaching of Science at upper primary stage?
Developing questioning and enquiring skills
Acquiring technological skills
Acquiring process skills
Acquiring scientific literacy
C.
Acquiring process skills
National Curriculum Framework (NCF) strongly recommends that Science education at upper primary stage should
prepare students for competitive examinations
help students to be emotionally balanced
help students to acquire computational skills
follow constructivistic approach for teaching and learning of the subject
Cognitive validity' of Science curriculum at upper primary stage requires that it should
be age appropriate and within the reach of students understanding level
convey scientifically correct content
nurture the natural curiosity and creativity of the learners
enable the students to appreciate how the concepts of Science evolve with time
Which one of the following does not reflect the personality attribute of a person having scientific temper?
Seeking evidence
Biased opinion
Rational thinking
Open-mindedness